jiku-ui/packages/schedule-selector/src/utils/date-utils.js

A Component Library for Vue.js.

import startOfDay from 'date-fns/startOfDay';
import isAfter from 'date-fns/isAfter';

export const dateIsBetween = (start, candidate, end) => {
  const startOfCandidate = startOfDay(candidate);
  const startOfStart = startOfDay(start);
  const startOfEnd = startOfDay(end);

  return (
    (startOfCandidate.getTime() === startOfStart.getTime() || isAfter(startOfCandidate, startOfStart)) &&
    (startOfCandidate.getTime() === startOfEnd.getTime() || isAfter(startOfEnd, startOfCandidate))
  );
};

export const timeIsBetween = (start, candidate, end) =>{
  const halfCan = candidate.getMinutes() === 30 ? 0.5 : 0;
  const halfStart = start.getMinutes() === 30 ? 0.5 : 0;
  const halfEnd = end.getMinutes() === 30 ? 0.5 : 0;

  const startHours = start.getHours() + halfStart;
  const endHour = end.getHours() + halfEnd;
  const candidateHour = candidate.getHours() + halfCan;

  return candidateHour >= startHours && candidateHour <= endHour;
};